<!DOCTYPE html>
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    <head>
        <meta charset="utf-8" />
        <title>exception test of window.performance.measure</title>
        <link rel="author" title="Intel" href="http://www.intel.com/" />
        <link rel="help" href="http://www.w3.org/TR/user-timing/#extensions-performance-interface"/>
        <script src="/resources/testharness.js"></script>
        <script src="/resources/testharnessreport.js"></script>
        <script src="/webperf/tests/resources/webperftestharness.js"></script>
        <script src="/webperf/tests/resources/webperftestharnessextension.js"></script>
    </head>
    <body>
        <h1>Description</h1>
        <p>This test validates all exception scenarios of method window.performance.measure in User Timing API</p>

        <div id="log"></div>
        <script>
        var context = new PerformanceContext(window.performance);
        context.mark('ExistMark');
        test_method_throw_exception('context.measure()', TypeError());
        test_method_throw_exception('context.measure("Exception1", "NonExistMark1")', 'SYNTAX_ERR');
        test_method_throw_exception('context.measure("Exception2", "NonExistMark1", "navigationStart")', 'SYNTAX_ERR');
        test_method_throw_exception('context.measure("Exception3", "navigationStart", "NonExistMark1")', 'SYNTAX_ERR');
        test_method_throw_exception('context.measure("Exception4", "NonExistMark1", "ExistMark")', 'SYNTAX_ERR');
        test_method_throw_exception('context.measure("Exception5", "ExistMark", "NonExistMark1")', 'SYNTAX_ERR');
        test_method_throw_exception('context.measure("Exception6", "NonExistMark1", "NonExistMark2")', 'SYNTAX_ERR');
        </script>
    </body>
</html>
